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Improved compression

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This commit is contained in:
Shoghi Cervantes Pueyo 2013-01-04 21:47:36 +01:00
parent ab0abfab1c
commit 369f268b90
1 changed files with 8 additions and 1 deletions
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9
src/classes/ChunkParser.class.php
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@ -61,6 +61,10 @@ class ChunkParser{
public function loadFile($file){ public function loadFile($file){
if(ZLIB_EXTENSION === true and file_exists($file.".gz")){ if(ZLIB_EXTENSION === true and file_exists($file.".gz")){
$this->raw = gzinflate(file_get_contents($file.".gz")); $this->raw = gzinflate(file_get_contents($file.".gz"));
$r = @gzinflate($this->raw);
if($r !== false and $r != ""){
$this->raw = $r;
}
@unlink($file.".gz"); @unlink($file.".gz");
file_put_contents($file, $this->raw); file_put_contents($file, $this->raw);
}elseif(!file_exists($file)){ }elseif(!file_exists($file)){
@ -166,7 +170,10 @@ class ChunkParser{
flock($fp, LOCK_UN); flock($fp, LOCK_UN);
fclose($fp); fclose($fp);
if(ZLIB_EXTENSION === true){ if(ZLIB_EXTENSION === true){
file_put_contents($this->file .".gz", gzdeflate(file_get_contents($this->file), 9)); $original = filesize($this->file);
file_put_contents($this->file .".gz", gzdeflate(gzdeflate(file_get_contents($this->file),9),9)); //Double compression for flat maps
$compressed = filesize($this->file .".gz");
console("[DEBUG] Saved chunks.dat.gz with ".round(($compressed/$original)*100, 2)."% (".round($compressed/1024, 2)."KB) of the original size", true, true, 2);
if($final === true){ if($final === true){
@unlink($this->file); @unlink($this->file);
} }